<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        div{
            margin:20px;
            overflow:hidden;
            float: left;
        }
        div img{
            transition: all 0.4s;;
        }
        div img:hover{
            transform: scale(1.1);
        }
    </style>
</head>
<body>
    <div>
        <a href="#"><img src="images/scale.jpg"></a>
    </div>
    <div>
        <a href="#"><img src="images/scale.jpg"></a>
    </div>
    <div>
        <a href="#"><img src="images/scale.jpg"></a>
    </div>
</body>
</html>